class Usb{
    public void usbInsert()
    {
        System.out.println("usbInert");
    }

}

class TypeC {
    public void usbTypeC()
    {
        System.out.println("typeCInert");
    }

}

class Adapter extends Usb {
    private TypeC typec = new TypeC();

    @Override
    public void usbInsert() {
        typec.usbTypeC();
    }
}

class test {
    public static void main(String[] args) {
        Usb USB = new Adapter();
        USB.usbInsert();

    }
   
}